46 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... consolidation or nodular ... Infections #HIV #AIDS #pulmonary ... #differential #
Pneumonia on Chest Xray and POCUS

Extensive pneumonia in lower left lobe (red arrow). 
POCUS: Dynamic air
Pneumonia on Chest ... POCUS: Dynamic air ... CXR #Comparison #Clinical ... #Lung #Pulmonary ... #Clinical
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Diseases - Pneumonia ... Interstitial - Nodular ... #Diseases #Radiology ... #Patterns #Lung ... XRay #ChestCT #Differential
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
On the chest x-ray ... Notice the air-bronchogram ... In the proper clinical ... weight loss or long ... #Clinical #Radiology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
attenuation or air-filled ... - Emphysema - Lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... #CT #Patterns #Pulmonary ... #Lung #Infections ... ComputedTomography #Differential ... #Diagnosis #Chest
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Crackles / ↓ Air ... hemorrhage • Pus: pneumonia ... edema • Air: ... atelectasis • Lung ... Hypoxemia #Hypoxia #differential
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
replacing the air ... UIP, NSIP and long ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Consolidation #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... Atelectasis, ARDS, Pneumonia ... Embolism, Obstructive Lung ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
avium complex • Nodular ... Actinomyces spp., NHL; Lung ... Pyogenic bacterial pneumonia ... #diseases #differential ... diagnosis #chestCT #radiology